新人第一次做保存圖片到手機相冊的功能,去指教
uj5u.com熱心網友回復:
var triggerEvent = "touchstart"; //指定下載方式
function saveAs(Url){
var blob=new Blob([''], {type:'application/octet-stream'});
var url = URL.createObjectURL(blob);
var a = document.createElement('a');
a.href = Url;
a.download = Url.replace(/(.*\/)*([^.]+.*)/ig,"$2").split("?")[0];
var e = document.createEvent('MouseEvents');
e.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
a.dispatchEvent(e);
URL.revokeObjectURL(url);
}
var imgs = document.getElementsByTagName("img");
for(var i = 0,o;o = imgs[i];i++){
o.addEventListener(triggerEvent,function(){
var url = this.getAttribute("src");
saveAs(url);
},false);
}
uj5u.com熱心網友回復:
求救,點擊下載按鈕后,圖片沒有下載,單獨提出來了uj5u.com熱心網友回復:
有解決的嗎?轉載請註明出處,本文鏈接:https://www.uj5u.com/qianduan/173044.html
標籤:JavaScript
上一篇:關于網頁調起mstsc
